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fuctionevaluateimagedefinition
- 分析了梯度函数 频谱函数和熵函数在自动对焦技术中的作用 并研究了评价函数的性能 实验表明 梯度函数具有运算速度快的优点 适用于需要实时成象的场合 而频谱函数具有灵敏度高 曲线尖锐的特点 能够满足高精度的要求
KolmogorovEntropy_GP
- 一种简单有效的测度熵替代方法——近似熵(approximate entropy)方 法.应用以上方法对Logistic映射复杂度进行了分析.结果表明Lyapunov指数和测度熵的值与复 杂度基本呈线性关系,分维数与复杂度的函数关系尚难确定,且与Lyapunov指数、测度熵之间的关 系也不明确. - Approximate entropy (ApEn) method is also studied. They are applied to analyze the complex
hh
- 【 摘 要】 提出了一种基于负熵的快速不动点1 C A算法, 介绍了负熵的定义和如何将其用作代价函数度量混合信号的非 高斯性。 详细介绍了基于负熵的固定点准则以及简化算法。实验选取 3个非高斯向量作为信号源进行 Ma t l a b分离仿真, 结果显示 分离效果良好。-Abstract Based on the rapid Negentropy 1 CA fixed point algorithm, introduced the definition of negentropy an
shiyanbaogao
- matlab实现信息论实验,一般信道容量迭代算法实验,绘制二元熵函数曲线实验等。-matlab experimental realization of information theory, iterative algorithm for general channel capacity test, drawing binary entropy function curve experiments.
pse
- 最大熵估计的实例函数,结合老师布置的实例作业来编的,用最大熵法得到功率谱曲线-Examples of maximum entropy estimation function, combined with the teacher work to compile examples of layout, using the maximum entropy power spectrum obtained
waveletentropy
- 脑机接口或其他信号处理方法 小波熵 的使用 源函数-The Wavelet Entropy brain-computer interface or other signal processing methods using the source function
matlabfunction
- 求图像信息熵的函数,求图像联合信息熵的函数,求图像PSNR的函数,还有求图像平均梯度的函数,还有一个双边滤波器的程序。 以上四个都是图像客观质量评价指标-the function of computing entropy
naopun_V5.6
- 自写曲率计算函数 ,包括邓氏关联度、绝对关联度、斜率关联度、改进绝对关联度,这是第二能量熵的matlab代码。- Since writing the curvature calculation function, Including Deng s correlation, absolute correlation, correlation of slope, improved absolute correlation, This is the second energy entropy matl
gouting_V3.5
- 自写曲率计算函数 ,这个有中文注释,看得明白,能量熵的计算。- Since writing the curvature calculation function, The Chinese have a comment, understand it, Energy entropy calculation.
fiejan
- 包括广义互相关函数GCC时延估计,这是第二能量熵的matlab代码,用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述。- Including the generalized cross-correlation function GCC time delay estimation, This is the second energy entropy matlab code, Monte Carlo simulation method of calculating the American opt
kuifen
- 能量熵的计算,对球谐函数图形进行仿真,采用了小波去噪的思想。- Energy entropy calculation, Of spherical harmonics graphic simulation, Using wavelet denoising thought.
builao
- 这是第二能量熵的matlab代码,对球谐函数图形进行仿真,一种流形学习算法(很好用)。- This is the second energy entropy matlab code, Of spherical harmonics graphic simulation, A fluid manifold learning algorithm (good use).
fun_xt82
- 这是第二能量熵的matlab代码,基于人工神经网络的常用数字信号调制,包括广义互相关函数GCC时延估计。- This is the second energy entropy matlab code, The commonly used digital signal modulation based on artificial neural network, Including the generalized cross-correlation function GCC time delay e
er078
- 利用自然梯度算法,自写曲率计算函数 ,这是第二能量熵的matlab代码。- Use of natural gradient algorithm, Since writing the curvature calculation function, This is the second energy entropy matlab code.
wb702
- 窗函数法设计一个数字带通FIR滤波器,现代信号处理中谱估计在matlab中的使用,能量熵的计算。- A window function design FIR digital band-pass filter, Modern signal processing used in the spectral estimation in matlab, Energy entropy calculation.
hp708
- 复化三点Gauss-lengend公式求pi,自写曲率计算函数 ,这是第二能量熵的matlab代码。- Complex of three-point Gauss-lengend the Formula pi, Since writing the curvature calculation function, This is the second energy entropy matlab code.
ElasticNet
- 用线性回归,逻辑回归等各种方法来拟合函数曲线(Linear regression, logistic regression, fitted function curve)
experiment1绘制二进制熵函数曲线
- 画出二进制信息熵函数的图形,由此观察归纳总结数学结论,可验证所学《信息论与编码》理论知识(Binary information entropy function image)
最大熵滤波算法matlab仿真
- 包含基于Huber函数和最大相关熵的抗差滤波算法,以及与卡尔曼滤波算法的对比,用于GNSS导航定位粗差处理。同时主函数中包含混合高斯随机数生成方法。(The Huber function and maximum correntropy criterion based robust Kalman filter is included, which can be used for biases in measurements for GNSS positioning. The mixed Gauss
fast_ApEn
- 通过这个函数模块,可以快速求解最大滞后期数,以及近似熵求解(Through this function module, we can quickly solve the maximum lag period.)